Base | Representation |
---|---|
bin | 1000110000100100… |
… | …1110110111010101 |
3 | 20001212020212210012 |
4 | 2030021032313111 |
5 | 14303403333141 |
6 | 1025151010005 |
7 | 112160062121 |
oct | 21411166725 |
9 | 6055225705 |
10 | 2351230421 |
11 | aa7232241 |
12 | 557509905 |
13 | 2b6171607 |
14 | 1843a6581 |
15 | db640ceb |
hex | 8c24edd5 |
2351230421 has 8 divisors (see below), whose sum is σ = 2395346688. Its totient is φ = 2307294000.
The previous prime is 2351230393. The next prime is 2351230423. The reversal of 2351230421 is 1240321532.
2351230421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2351230421 - 222 = 2347036117 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2351230423) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18425 + ... + 71006.
It is an arithmetic number, because the mean of its divisors is an integer number (299418336).
Almost surely, 22351230421 is an apocalyptic number.
It is an amenable number.
2351230421 is a deficient number, since it is larger than the sum of its proper divisors (44116267).
2351230421 is an equidigital number, since it uses as much as digits as its factorization.
2351230421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89923.
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 2351230421 is about 48489.4877370343. The cubic root of 2351230421 is about 1329.7348899671.
Adding to 2351230421 its reverse (1240321532), we get a palindrome (3591551953).
The spelling of 2351230421 in words is "two billion, three hundred fifty-one million, two hundred thirty thousand, four hundred twenty-one".
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